services/api/app/controllers/arvados/v1/user_agreements_controller.rb

   1 class Arvados::V1::UserAgreementsController < ApplicationController
   2   before_filter :admin_required, except: [:index, :sign, :signatures]
   3   skip_before_filter :find_object, only: [:sign, :signatures]
   4
   5   def model_class
   6     Link
   7   end
   8
   9   def index
  10     if not current_user.is_invited
  11       # New users cannot see user agreements until/unless invited to
  12       # use this installation.
  13       @objects = []
  14     else
  15       current_user_uuid = current_user.uuid
  16       act_as_system_user do
  17         uuids = Link.where(owner_uuid: system_user_uuid,
  18                            link_class: 'signature',
  19                            name: 'require',
  20                            tail_kind: 'arvados#user',
  21                            tail_uuid: system_user_uuid,
  22                            head_kind: 'arvados#collection').
  23           collect &:head_uuid
  24         @objects = Collection.where('uuid in (?)', uuids)
  25       end
  26     end
  27     @response_resource_name = 'collection'
  28     super
  29   end
  30
  31   def signatures
  32     current_user_uuid = (current_user.andand.is_admin && params[:uuid]) ||
  33       current_user.uuid
  34     act_as_system_user do
  35       @objects = Link.where(owner_uuid: system_user_uuid,
  36                             link_class: 'signature',
  37                             name: 'click',
  38                             tail_kind: 'arvados#user',
  39                             tail_uuid: current_user_uuid,
  40                             head_kind: 'arvados#collection')
  41     end
  42     @response_resource_name = 'link'
  43     render_list
  44   end
  45
  46   def sign
  47     current_user_uuid = current_user.uuid
  48     act_as_system_user do
  49       @object = Link.create(link_class: 'signature',
  50                             name: 'click',
  51                             tail_kind: 'arvados#user',
  52                             tail_uuid: current_user_uuid,
  53                             head_kind: 'arvados#collection',
  54                             head_uuid: params[:uuid])
  55     end
  56     show
  57   end
  58
  59   def create
  60     usage_error
  61   end
  62
  63   def new
  64     usage_error
  65   end
  66
  67   def update
  68     usage_error
  69   end
  70
  71   def destroy
  72     usage_error
  73   end
  74
  75   protected
  76   def usage_error
  77     raise ArgumentError.new \
  78     "Manage user agreements via Collections and Links instead."
  79   end
  80
  81 end